CN115009945B - Noise jitter detection system and noise jitter detection method for construction elevator - Google Patents
Noise jitter detection system and noise jitter detection method for construction elevator Download PDFInfo
- Publication number
- CN115009945B CN115009945B CN202210632593.8A CN202210632593A CN115009945B CN 115009945 B CN115009945 B CN 115009945B CN 202210632593 A CN202210632593 A CN 202210632593A CN 115009945 B CN115009945 B CN 115009945B
- Authority
- CN
- China
- Prior art keywords
- angle
- offset value
- jitter
- value
- inclination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0037—Performance analysers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/028—Acoustic or vibration analysis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Abstract
The invention discloses a noise jitter detection system and a noise jitter detection method of a construction hoist, comprising the following steps: the construction lifter body comprises a driving device, a left cage and a right cage; the two inclination angle mounting plates are symmetrically arranged at the tops of the left cage and the right cage; the two inclination sensors are respectively arranged on the two inclination mounting plates and are used for measuring the angle of a X, Y shaft at the current position; the programmable controller is electrically connected with the two inclination angle sensors; the intelligent display screen is electrically connected with the programmable controller and is used for displaying the angle of the X, Y shaft at the current position measured by the two inclination sensors.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a noise jitter detection system and a noise jitter detection method for a construction elevator.
Background
The existing construction lifter has large shake and large noise, no reasonable and intelligent detection system exists, and the abrasion and damage of racks and gears are very common problems, which are direct causes of large shake and large noise of the construction lifter, and the abrasion and damage of the racks and the gears also cause serious potential safety hazards of other mechanisms, so the invention is disclosed in the patent.
Disclosure of Invention
In order to solve the technical problems, the invention provides a noise jitter detection system and a noise jitter detection method for a construction hoist, which are used for detecting the abrasion degree of a gear rack.
The invention adopts the following technical scheme:
a construction elevator noise jitter detection system, comprising: the construction lifter body comprises a driving device, a left cage and a right cage, wherein a driving gear is arranged on the driving device, and racks matched with the driving gear are arranged on the left cage and the right cage; the two inclination angle mounting plates are symmetrically arranged at the tops of the left cage and the right cage; the two inclination sensors are respectively arranged on the two inclination mounting plates and are used for measuring the angle of a X, Y shaft at the current position; the programmable controller is electrically connected with the two inclination angle sensors; the intelligent display screen is electrically connected with the programmable controller and used for displaying the angle of the X, Y shaft at the current position measured by the two inclination angle sensors.
Preferably, the height sensor is electrically connected with the programmable controller.
A method of detecting noise jitter of a construction hoist, comprising:
s1: standard driving gears and racks are mounted on the construction hoist body, the construction hoist operation test is repeatedly performed, and the maximum deviation value (X) of the inclination angle displayed on the intelligent display screen is recorded 0 、Y 0 )；
S2: on the premise of ensuring safety, carrying out vertical tower test on racks and gears with certain wear degree, carrying out height record at the wear part, repeatedly carrying out elevator operation test, and recording minimum inclination angle offset value (X 1 、Y 1 )；
S3: the vertical tower test is carried out by replacing racks and gears with different wear degrees, the height record is carried out at the worn position, the operation test of the lifter is repeatedly carried out, and the minimum deviation value (X 2 、Y 2 )……(X n 、Y n )；
S4: selecting (X) 1 、Y 1 )、(X 2 、Y 2 )……(X n 、Y n ) Is the smallest data (X i 、Y j )；
S5: when the construction hoist runs at the construction site, the programmable controller calculates from time to time, and when X is>＝X i Or Y>＝Y j The current X angle, Y angle and height values are memorized and displayed on the intelligent display screen respectively, so that maintenance personnel can accurately judge the abrasion positions of the racks and the gears and judge the noise positions.
Preferably, the intelligent display screen is provided with an offset value setting interface, which is respectively provided with an inclination angle X angle, an inclination angle Y angle, a height value, an X angle jitter value, a Y angle jitter value, a jitter time height, an X angle standard offset value, a Y angle standard offset value, an X angle critical offset value and a Y angle critical offset value, wherein the X angle standard offset value, the Y angle standard offset value, the X angle critical offset value and the Y angle critical offset value are respectively X by default when leaving a factory 0 、Y 0 、X i 、Y j 。
Preferably, when X>＝X i Or Y>＝Y j The current X angle, Y angle and height values are memorized and respectively displayed on the X angle jitter value, the Y angle jitter value and the jitter time height on the intelligent display screen.
Preferably, in S1, S2, and S3, only the angular deviation value of X, Y axis at the constant speed is recorded, and the acceleration/deceleration process is not recorded.
Compared with the prior art, the invention has the following advantages: the invention provides a noise jitter detection system and a noise jitter detection method for a construction hoist, which are used for detecting the abrasion degree of a gear rack.
Drawings
Fig. 1 is a schematic diagram of a noise jitter detection system.
Fig. 2 is a block diagram of a noise jitter detection system.
In the figure, a construction lifter body 1, a left cage 11, a right cage 12, an inclination angle mounting plate 2, an inclination angle sensor 3, a programmable controller 4, an intelligent display screen 5 and a height sensor 6.
Detailed Description
In order to facilitate understanding of the technical scheme of the present invention, the following detailed description is made with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1-2, a construction hoist noise and vibration detection system includes:
the construction lifter body 1 comprises a driving device, a left cage 11 and a right cage 12, wherein a driving gear is arranged on the driving device, and racks matched with the driving gear are arranged on the left cage 11 and the right cage 12;
the two inclination angle mounting plates 2 are symmetrically arranged at the tops of the left cage 11 and the right cage 12;
the two inclination sensors 3 are respectively arranged on the two inclination mounting plates 2 and are used for measuring the angle of a X, Y shaft at the current position;
the programmable controller 4 is electrically connected with the two inclination sensors 3;
the intelligent display screen 5 is electrically connected with the programmable controller 4 and is used for displaying the angle of the X, Y shaft of the current position measured by the two inclination sensors 3.
Also included is a height sensor 6 electrically connected to the programmable controller 4.
A method of detecting noise jitter of a construction hoist, comprising:
s1: standard driving gears and racks are mounted to the construction hoist body 1, a construction hoist operation test is repeatedly performed, and a maximum deviation value (X 0 、Y 0 ) The maximum deflection value of the inclination angle represents that the qualified driving gear and rack are normalThe maximum inclination angle during use, that is, the inclination angle is smaller than the maximum deviation value of the inclination angle in the later use process, indicates that the driving gear and the rack are not worn or worn within the allowable range;
s2: on the premise of ensuring safety, carrying out vertical tower test on racks and gears with certain wear degree, carrying out height record at the wear part, repeatedly carrying out elevator operation test, and recording minimum inclination angle offset value (X 1 、Y 1 )；
For example, the degree of wear is classified into a first-stage wear and a second-stage wear … …, and in S2, a vertical tower test is performed using racks and gears of the first-stage wear, tilt angle offset values of all heights are recorded, and a tilt angle minimum offset value (X 1 、Y 1 ) In the later use process, as long as the inclination angle is larger than X 1 Or Y 1 Indicating that the degree of wear has reached at least one level;
the classification of the first-stage wear and the second-stage wear … … is only one classification method of the embodiment, and those skilled in the art can select other classification methods, so long as racks and gears with various wear degrees are subjected to the vertical tower test.
S3: the vertical tower test is carried out by replacing racks and gears with different wear degrees, the height record is carried out at the worn position, the operation test of the lifter is repeatedly carried out, and the minimum deviation value (X 2 、Y 2 )……(X n 、Y n )；
Specifically, a vertical tower test was performed using a rack and pinion with two-stage wear, tilt offset values for all heights were recorded, and the tilt minimum offset value (X 2 、Y 2 ) In the later use process, as long as the inclination angle is larger than X 2 Or Y 2 Indicating that the degree of wear has reached at least a second level; and so on, using racks and gears with three-level abrasion to ten-level abrasion to perform a vertical tower test, to obtain (X 3 、Y 3 )……(X n 、Y n )。
S4: selecting (X) 1 、Y 1 )、(X 2 、Y 2 )……(X n 、Y n ) Is the smallest data (X i 、Y j ) The method comprises the steps of carrying out a first treatment on the surface of the That is, (X) i 、Y j ) Is the maximum tilt angle allowed to be used, and once the setting is exceeded, a large risk exists, and the use is not recommended;
s5: when the construction hoist is operated at the construction site, the programmable controller 4 calculates from time to time, when X>＝X i Or Y>＝Y j The current X angle, Y angle and height values are memorized and displayed on the intelligent display screen 5 respectively, so that maintenance personnel can accurately judge the abrasion positions of the racks and the gears and judge the noise positions.
The intelligent display screen 5 is provided with an offset value setting interface, which is respectively provided with an inclination angle X angle, an inclination angle Y angle, a height value, an X angle jitter value, a Y angle jitter value, a jitter time height, an X angle standard offset value, a Y angle standard offset value, an X angle critical offset value and a Y angle critical offset value, wherein the X angle standard offset value, the Y angle standard offset value, the X angle critical offset value and the Y angle critical offset value are respectively X by default when leaving a factory 0 、Y 0 、X i 、Y j 。
Wherein in theory X 0 <X i ，Y 0 <Y j However, in practice, the opposite is possible, so that X needs to be adjusted according to the actual field requirements 0 、Y 0 So that X is 0 、Y 0 Respectively smaller than X i 、Y j 。
In summary, as long as the inclination angle is simultaneously smaller than X 0 、Y 0 It can be stated that the wear of the rack and pinion is within the allowable range.
When X is>＝X i Or Y>＝Y j The current X angle, Y angle and height values are memorized and respectively displayed on the X angle jitter value, the Y angle jitter value and the jitter time height on the intelligent display screen 5.
In S1, S2 and S3, only the angular offset value of the X, Y shaft at a constant speed is recorded, and the acceleration and deceleration process is not recorded, so that the accuracy of the result is ensured.
The foregoing is merely a preferred embodiment of the present invention, and the scope of the invention is defined by the claims, and those skilled in the art should also consider the scope of the present invention without departing from the spirit and scope of the invention.
Claims (4)
1. A method for detecting noise jitter of a construction hoist, comprising:
s1: standard driving gears and racks are mounted on a construction hoist body (1), construction hoist operation tests are repeatedly performed, and inclination maximum deviation values (X) displayed on an intelligent display screen (5) are recorded 0 、Y 0 )；
S2: on the premise of ensuring safety, carrying out vertical tower test on racks and gears with certain wear degree, carrying out height record at the wear part, repeatedly carrying out elevator operation test, and recording minimum inclination angle offset value (X 1 、Y 1 )；
S3: the vertical tower test is carried out by replacing racks and gears with different wear degrees, the height record is carried out at the worn position, the operation test of the lifter is repeatedly carried out, and the minimum deviation value (X 2 、Y 2 )……(X n 、Y n )；
S4: selecting (X) 1 、Y 1 )、(X 2 、Y 2 )……(X n 、Y n ) Is the smallest data (X i 、Y j )；
S5: when the construction hoist runs at the construction site, the programmable controller (4) calculates from time to time, and when X is>＝X i Or Y>＝Y j The current X angle, Y angle and height values are memorized and displayed on the intelligent display screen (5), so that maintenance personnel can accurately judge the abrasion positions of the rack and the gear and judge the noise position;
the construction lifter body (1) comprises a left cage (11) and a right cage (12);
the two inclination angle mounting plates (2) are symmetrically arranged at the tops of the left cage (11) and the right cage (12);
the two inclination angle sensors (3) are respectively arranged on the two inclination angle mounting plates (2) and are used for measuring the angle of a X, Y shaft at the current position;
the programmable controller (4) is electrically connected with the two inclination angle sensors (3);
the intelligent display screen (5) is electrically connected with the programmable controller (4) and is used for displaying the angle of the X, Y shaft of the current position measured by the two inclination angle sensors (3).
2. The method for detecting noise jitter of construction hoist according to claim 1, wherein the intelligent display screen (5) is provided with an offset value setting interface, and the offset value setting interface includes an inclination angle X angle, an inclination angle Y angle, an altitude value, an X angle jitter value, a Y angle jitter value, a jitter time altitude, an X angle standard offset value, a Y angle standard offset value, an X angle critical offset value, and a Y angle critical offset value, and the X angle standard offset value, the Y angle critical offset value, and the Y angle critical offset value default to X respectively when shipped 0 、Y 0 、X i 、Y j 。
3. The method for detecting noise vibration of construction hoist according to claim 2, wherein when X is>＝X i Or Y>＝Y j The current X angle, Y angle and height values are memorized and respectively displayed on the X angle jitter value, the Y angle jitter value and the jitter time height of the intelligent display screen (5).
4. The method for detecting noise and vibration of a construction hoist according to claim 1, wherein only an angular deviation value of X, Y axis at a constant speed is recorded in S1, S2, S3, and no acceleration or deceleration process is recorded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632593.8A CN115009945B (en) | 2022-06-07 | 2022-06-07 | Noise jitter detection system and noise jitter detection method for construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632593.8A CN115009945B (en) | 2022-06-07 | 2022-06-07 | Noise jitter detection system and noise jitter detection method for construction elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115009945A CN115009945A (en) | 2022-09-06 |
| CN115009945B true CN115009945B (en) | 2023-08-25 |
Family
ID=83072408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210632593.8A Active CN115009945B (en) | 2022-06-07 | 2022-06-07 | Noise jitter detection system and noise jitter detection method for construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115009945B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB919129A (en) * | 1958-07-08 | 1963-02-20 | Alsthom Cgee | Improvements in or relating to means for compensating wear or slip in pulley and cable hoisting and winding gear |
| CN203127934U (en) * | 2013-03-13 | 2013-08-14 | 上海睿技土木工程咨询有限公司 | Intelligent control device for building hoist |
| CN107117511A (en) * | 2017-05-22 | 2017-09-01 | 长沙海川自动化设备有限公司 | Gear detector, building hoist and detection method |
| CN212844393U (en) * | 2020-08-20 | 2021-03-30 | 合肥建工集团有限公司 | Elevator safety monitoring system |
| CN214652822U (en) * | 2021-03-26 | 2021-11-09 | 重庆灿远科技有限公司 | Construction elevator safety monitoring system |
| CN113879928A (en) * | 2021-09-27 | 2022-01-04 | 山东电力建设第三工程有限公司 | Method for monitoring state of construction elevator standard section track |
-
2022
- 2022-06-07 CN CN202210632593.8A patent/CN115009945B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB919129A (en) * | 1958-07-08 | 1963-02-20 | Alsthom Cgee | Improvements in or relating to means for compensating wear or slip in pulley and cable hoisting and winding gear |
| CN203127934U (en) * | 2013-03-13 | 2013-08-14 | 上海睿技土木工程咨询有限公司 | Intelligent control device for building hoist |
| CN107117511A (en) * | 2017-05-22 | 2017-09-01 | 长沙海川自动化设备有限公司 | Gear detector, building hoist and detection method |
| CN212844393U (en) * | 2020-08-20 | 2021-03-30 | 合肥建工集团有限公司 | Elevator safety monitoring system |
| CN214652822U (en) * | 2021-03-26 | 2021-11-09 | 重庆灿远科技有限公司 | Construction elevator safety monitoring system |
| CN113879928A (en) * | 2021-09-27 | 2022-01-04 | 山东电力建设第三工程有限公司 | Method for monitoring state of construction elevator standard section track |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115009945A (en) | 2022-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102426051B (en) | Testing machine for testing crane scale and method for disassembling and assembling weight thereof | |
| CN109164840A (en) | A kind of tank level control system and method | |
| CN103575463A (en) | Independent weight loading-unloading dead-load type torque measurement device | |
| CN101581629B (en) | Self-locking test device of automobile cable pulley type glass lifter | |
| CN101886997A (en) | Impact tester of single soldered ball | |
| CN107093413A (en) | A kind of gamma adjusting method of LCD screen | |
| CN111365200A (en) | Flatness detection method for tower flange of wind generating set | |
| CN115009945B (en) | Noise jitter detection system and noise jitter detection method for construction elevator | |
| JP4218816B2 (en) | Needle load measuring method, inspection method and inspection apparatus | |
| CN113048854B (en) | Automatic measuring device and measuring method | |
| CN106949841B (en) | The measuring device of automatic detecting cassette support sag of chain | |
| CN116639415A (en) | Visual detection system and detection method for operation state of vertical transfer robot | |
| CN206817042U (en) | A kind of tubular service machine | |
| CN116101900A (en) | Gesture adjusting method for balanced hoisting in hoisting of large structure | |
| CN211293253U (en) | Automatic detection system for box falling positioning of transformer body | |
| CN210089626U (en) | Automatic checking machine for assembly clearance of TV back plate | |
| CN208076282U (en) | Vehicle glass strength tester | |
| CN203587278U (en) | Torque wrench calibrating apparatus | |
| CN201697844U (en) | Single solder ball impact tester | |
| CN207844995U (en) | Double-column lifter | |
| JP5116974B2 (en) | Drive state diagnosis device and drive state diagnosis method for rope body in elevator parking device | |
| CN105158103A (en) | Sulfur detector capable of weighing barium sulfate automatically | |
| CN111122039A (en) | Test assembly, dolly test platform and AGV production line | |
| CN213874211U (en) | A precision detection device for metal casting production | |
| JP6199233B2 (en) | Elevator accelerometer diagnostic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |